AAE 520 Projects AAE 520 Projects Engine Inlet

AAE 520 Projects

AAE 520 Projects • Engine Inlet Flow – B. J. Austin, David Brockmiller, Mike Melchior, Kyle Indermuehle • Utilizing Ground Effect to Increase the Downforce of Race Cars – Fuguo Zhou, David Ong, Jens Lindquist • Motorcycle – Chris Wright, Indranil Maulik, David Fernandez, Zhouyan Zhang, Bradley Gifford • Minimum Drag Bodies – Shann Rufer • Position Indexer for Rotating Pressure Sensitive Paint Measurements – Matt Long • PSP and TSP use in the Ludweig Tube – Cholwon Peak •

Wind Tunnel Testing of Diamond-Wing Body for Stability Analysis • Model run at 0 and 10 o yaw from +/- astall • Balance calibrated at both yaw angles • Forces on support posts measured at both yaw angles • Tunnel velocity = 21. 5 m/s

Experimental Assessment of the Aerodynamic Performance of Numerically Optimized Rotor-blade Airfoils Rounded LE Thin waist for minimum drag Moment recovery region

Introduction • Transonic wind tunnel for research/classes • Desired Test section Mach number of 0. 80 • Speed control: flapper valve on fan diffuser May 2, 2000 AAE 520

Interferometer Flat Photodiodes He-Ne Laser Shear Stress Measurements On a Flat Plate Using Oil-Film Interferometry Focusing Lens y , Oil-film x

temperature sensitive paints (TSP) in the Mach 4 Quiet-Flow Ludwieg Tube

Flow Study in a Curved Engine Inlet Using Pressure Sensitive Paint

Project Suggestions

Land Speed Record Streamlined Motorcycle Sam Wheeler’ EZ-Hook 277 mph New Wagner Streamliner • Design Constraints – Driver in recumbent position • Height= 41 inches, Width = 27 inches – 24 inch Diameter wheels – Height off salt- 3 inches – Standard suspension system – Aerodynamically stable

~10 % span increase ~ 5. 5% High speed drag reduction

Alpha = 9

Serrated Tip

Project Suggestions Ludweig Tube PSP in Mach 6 Polymer Ceramic or Poly. TMSP PSP Condensation Transonic Nozzle Schlieren for M=4 Transonic Tunnel Acoustic and Performance Motorcycle Streamliner 175 cc Land Speed Record Pro Stock

Raked Tip Serrated Tip PSP with Nitrogen Injection Micro pilot Method for aircraft parameter measurements – drag to within 1 count Storm airplane NASA Wallops Island – Drop from balloon – penetrate storm – withstand 10 g’s Micro turbine Delta wing UAV – S duct inlet